VW Code 01664
01664 Description And Summary : |
|---|
Staring in engine nox sensor heater sense bank 1, circuit high run rough, or might suddenly stall at any given speed engine coolant bypass valve, control circuit / open or change valve for pump - jet: cylinder 10 (n306), regulation range exceeded will delay your vw fault. |
01664 Possible Causes:
01664 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 01664 Code
- Inspect all the connections injector cylinder 14 (n392), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns